Pith Number

pith:OYYS4PML

pith:2010:OYYS4PMLRFWENBAJKI4NIWOM73

not attested not anchored not stored refs pending

Classification of integrable two-component Hamiltonian systems of hydrodynamic type in 2+1 dimensions

A.V. Odesskii, E.V. Ferapontov, N.M. Stoilov

arxiv:1007.3782 v1 · 2010-07-22 · nlin.SI · math.AP

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{OYYS4PMLRFWENBAJKI4NIWOM73}

Prints a linked badge after your title and injects PDF metadata. Compiles on arXiv. Learn more · Embed verified badge

Record completeness

1 Bitcoin timestamp

2 Internet Archive

3 Author claim open · sign in to claim

4 Citations open

5 Replications open

✓ Portable graph bundle live · download bundle · merged state

The bundle contains the canonical record plus signed events. A mirror can host it anywhere and recompute the same current state with the deterministic merge algorithm.

Receipt and verification

First computed	2026-05-18T02:06:11.813729Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

76312e3d8b896c4684095238d459ccfedc8b38cfb497fc8a9484198d0e974d12

Aliases

arxiv: 1007.3782 · arxiv_version: 1007.3782v1 · doi: 10.48550/arxiv.1007.3782 · pith_short_12: OYYS4PMLRFWE · pith_short_16: OYYS4PMLRFWENBAJ · pith_short_8: OYYS4PML

Agent API

Resolver JSON Graph JSON Events JSON Schema Signing key

Verify this Pith Number yourself

curl -sH 'Accept: application/ld+json' https://pith.science/pith/OYYS4PMLRFWENBAJKI4NIWOM73 \
  | jq -c '.canonical_record' \
  | python3 -c "import sys,json,hashlib; b=json.dumps(json.loads(sys.stdin.read()), sort_keys=True, separators=(',',':'), ensure_ascii=False).encode(); print(hashlib.sha256(b).hexdigest())"
# expect: 76312e3d8b896c4684095238d459ccfedc8b38cfb497fc8a9484198d0e974d12

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "bfc489be7ccedd9fa60657c8751f6e5db1ed0945ad8a00f5952d7be357890b8d",
    "cross_cats_sorted": [
      "math.AP"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "nlin.SI",
    "submitted_at": "2010-07-22T01:52:33Z",
    "title_canon_sha256": "76bef57de2fdc92717e013f1784ab4af483f51a4a7efa3c85e9d31d48b8c2e39"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1007.3782",
    "kind": "arxiv",
    "version": 1
  }
}